硅剂

In the alkali-boron-silicon fluxing agents,stabilizers were added and a research was made about the performances of leadless and cadmiumless fluxing agents for overglaze colors.

在碱-硼-硅系统基础熔剂中引入稳定剂，运用正交实验方法对无铅无镉釉上彩熔剂性能进行研究。

Objective To evaluate the effect of light irradiation intensity on bond durability of dual-cured resin luting agents to silanized ceramics.

目的 探讨光照射强度对双重固化树脂粘接剂与硅烷偶联剂处理后的玻璃陶瓷间粘接耐久性的影响。

The weak of irradiation intensity does not affect the bond durability of dual-cured resin luting agents to silanized ceramics.

光照射强度的减弱对双重固化树脂粘接剂与硅烷偶联剂处理的玻璃陶瓷间的粘接耐久性没有影响。

Methods Linkmax HV, Nexus 2(NX2), Variolink Ⅱ HV asdual-cured resin luting agents were bonded to silanized GN-Ⅰ glass ceramics, and irradiated by 800, 310 and 80 mW.cm-2light intensity to form micro-shear test specimens. After 1, 90 d water storage, micro-shear bond strength of silanized resin/ceramic luting agent were measured.

选取Linkmax HV、Nexus 2(NX2)、Variolink Ⅱ HV3种双重固化树脂粘接剂，使之与硅烷偶联剂处理的玻璃陶瓷粘接，接受800、310、80 mW·cm-2光强度照射后，制作成微剪切试件，然后在水储存1、90 d后，接受剪切实验。

01 Mol/L solution of sodium heptanesulfonate (to adjust PH to 2.2 with the debited orthophosphoric acid)-methyl cyanide (44:56) as mobile phase, detective wavelength was 254 nm.

采用HPLC法以辛基硅烷键合硅胶为填充剂；以0.01 mol/L庚烷磺酸钠溶液（稀磷酸调PH值至2.2）-乙腈(44：56)为流动相；检测波长为254 nm。

Add CaO-MnO 2 mineralizer to the SiC kiln furniture bonded with fine silicon powder can reduce the oxidation degree dramatically.

在硅微粉结合的SiC窑具中添加CaO -MnO2 混合矿化剂可显著降低SiC窑具的氧化度。

We usedit as the macroinitiator,(copper monochloride/pentamethyldiethylenetriamine as thecatalyst), to initiate the atom transfer radical polymerization of Fx-14, thus weobtained a fluorine and silicone containing triblock copolymer.

以此聚合物为原子转移自由基聚合中的大分子引发剂，引发含氟单体Fx-14进行原子转移自由基聚合，得到了含氟、含硅的三嵌段共聚物。

The present invention adopts the technical proposal of adopting ZSM-5 mesoporous molecular sieve raw powder with a silicon-aluminum mol ratio SiO2Al2O3 of 20 to 1000 and a weight percentage of 20 to 100 percent as well as at least one caking agent selected from SiO2, clay and Al2O3 to extrude, tablet or spray into shape; then treating for 1 to 8 hours by 0.1 to 3 mol/l of at least one ammonium liquor from ammonium nitrate, ammonium chloride or ammonium sulphate or 0.1 to 8.5 mol/l of at least one acid liquor from muriatic acid, nitric acid, vitriol or acetic acid under a temperature of 20 to 90 DEG C; then using steam to treat for 2 to 15 hours under the temperature condition of 400 to 700 DEG C; using a liquor of 0.1 to 3mol/l selected from at least one of oxalic acid, citric acid or maleic acid under a temperature condition of 20 to 90 DEG C to dip for 2 to 5 hours to obtain the modified molecular sieve catalyst, thus better solving the problems.

本发明通过采用硅铝比SiO2/Al2O3为20～1000重量百分比计20～100％的ZSM-5介孔分子筛原粉与余量的选自SiO2、粘土或Al2O3中至少一种粘结剂挤条、压片或喷球成型；再经过0.1～3摩尔/升选自硝酸铵、氯化铵或硫酸铵中的至少一种铵溶液或0.1～8.5摩尔/升选自盐酸、硝酸、硫酸或乙酸中的至少一种酸溶液在温度20～90℃下处理1～8小时；然后在温度为400～700℃条件下水蒸汽处理2～15小时；再用0.1～3摩尔/升选自草酸、柠檬酸或马来酸中至少一种在温度为20～90℃条件下浸渍2～5小时得所需改性分子筛催化剂的技术方案较好地解决了该问题，可用于甲醇转化制丙烯的工业生产中。

Phosphine(PH3)is an important electronic specific gas which is mainly used in fields of N-type semiconductor doping,ion implement and chemical vapor deposition etc.

磷化氢在电子工业中主要用作外延硅半导体的一种n型掺杂剂，在化学气相沉积和离子注入中被用作一种磷源，在发光二极管用磷砷化镓膜的生产中也占有重要地位。

The hyperchromatic irreversible temperature indicating coatings is prepared,which contains epoxy modified silicon resin as bond,cadmium red as major warm color pigment,phthalocyanine blue and peacock blue as assistant warm color pigment and other fillers.

以环氧改性有机硅树脂为粘结剂，以镉红为主热色颜料，酞菁蓝和海碧为辅助热色颜料，通过加入其他填料助剂，制备了多变色不可逆示温涂料，检测结果表明所研制的示温涂料具有良好的示温性能。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。